External Grounding; Mounting And Installation (Wall Mounted) - Siemens SINAMICS G115D Operating Instructions Manual

12.2.10.6

External grounding

Ensure the following when making connections:
• The connecting surface must be bare. Protect the surface against corrosion with a suitable
substance, e.g. acid-free Vaseline.
• Insert the cable lug between the contact bracket and the grounding bracket. Do not remove
the contact bracket which is pressed into the housing.
• Place the spring washer under the screw head.
• Observe the tightening torque for the locking screw, see Mounting and installation (Wall
Mounted) (Page 457).
Refer to chapter AUTOHOTSPOT.
Table 12-12
Motor frame size
71 ... 90
100 ... 112
132
12.2.10.7

Mounting and installation (Wall Mounted)

See previous sections for the motor-mounted converter.
Note
Match the gland to the connecting cable used:
• Seal insert
• Armor
• Braiding
• Shielding
Screw the gland into the housing. Or secure the gland using a locknut.
Terminal board connection
Table 12-13
Thread size
M4
M5
M6
M8
SINAMICS G115D Wall Mounted distributed drive
Operating Instructions, 07/2023, FW V4.7 SP14, A5E52808211A AA
Maximum conductor connection for external grounding
Tightening torque for the terminal board connection
Tightening torque
Min. Max.
Nm Nm
0.8 1.2
1.8 2.5
2.7 4
5.5 8
Additional information on the SIMOGEAR geared motor
Thread size
M4
M5
M6
Thread size
M10
M12
M16
‑
12.2 Specific data motor
Tightening torque
Min. Max.
Nm Nm
9 13
14 20
27 40
‑ ‑
457